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Safety Interlock Switch i12-SA203 | 2 N/C Contacts | IP67 Rated | by SICK
The i12-SA203 Safety Interlock Switch features 2 positive action normally closed contacts and an IP67 enclosure rating, making it ideal for industrial safety systems and machinery interlocks. With a robust design and a wide operating temperature range of -20 °C to +80 °C, this switch ensures reliable performance in automation and control applications, minimizing downtime and enhancing safety.
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Technical Specifications
- Positive action N/C contacts: 2
- N/O contacts: 0
- Retaining force: ≤ 6 N
- Actuation frequency: ≤ 7,200 per hour
- Actuation directions: 5
- Approach speed: ≤ 10 m/min
- B10d parameter: 2 x 10^6 switching cycles (small load)
- Type: Type 2 (EN ISO 14119)
- Actuator coding level: Low coding level (EN ISO 14119)
- Safe state in event of fault: No internal fault detection; fault detection by connected safety logic unit
- Safe series connection: None, only individual wiring with diagnostics
- Connection type: Cable gland, 1 x M16
- Conductor cross section: ≤ 1.5 mm²
- Switching principle: Slow action switching element
- Usage category: AC-15/DC-13 (IEC 60947-5-1)
- Rated operating current: 3 A (240 V AC), 2 A (24 V DC)
- Rated insulation voltage Ui: 240 V
- Rated impulse withstand voltage Uimp: 2,500 V AC
- Short-circuit protection: T10/10A
- Switching voltage: ≥ 5 V DC
- Switching current (switching voltage): 5 mA (5 V DC)
- Mechanical life: 1 x 10^6 switching cycles
- Housing material: Glass-fiber reinforced thermoplastic
- Enclosure rating: IP67 (IEC 60529)
- Ambient operating temperature: -20 °C to +80 °C
- Storage temperature: -20 °C to +80 °C
- Dimensions (H x L x W): 80mm x 30mm x 40mm
- Weight: 0.1 kg
Key Features
- 2 positive action normally closed (N/C) contacts
- Retaining force ≤ 6 N
- Actuation frequency up to 7,200 per hour
- 5 actuation directions supported
- Approach speed up to 10 m/min
- Slow action switching element
- Rated operating current: 3 A (240 V AC), 2 A (24 V DC)
- Rated insulation voltage: 240 V
- Short-circuit protection: T10/10A
- Enclosure rating IP67 for dust and water protection
- Operating temperature range: -20 °C to +80 °C
- Housing made of glass-fiber reinforced thermoplastic
Professional Installation Requirements
- Installation should be performed by qualified personnel familiar with safety switch wiring and compliance with occupational health and safety standards.
Applications
- Industrial safety systems requiring reliable safety switch monitoring
- Machinery safety interlocks
- Automation and control systems with safety requirements
Standards & Compliance
- AS/NZS 4801 – Occupational Health & Safety Management Systems
Environmental Benefits
- Durable construction reduces replacement frequency and waste
- High reliability minimizes downtime and resource consumption
Warranty Information
Standard manufacturer warranty applies; please refer to SICK's official warranty policy for details.
Available Now
The SICK i12-SA203 Safety Switch is available for immediate purchase, ideal for industrial safety and automation applications.
